HW9 - sender and receiver reports sent by RTCP? 4. What is...

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Polytechnic University, Dept. Electrical and Computer Engineering EE4414 Multimedia Communication System II Fall 2005, Yao Wang ___________________________________________________________________________________ Homework 9 (Multimedia Networking) Reading Assignment: Lecture slides J. Kurose and K. Ross, Chapter 6, Sections 1-4 (copies distributed in class). Review questions (Quiz based on selected problems on 11/29) 1. What is the primary function of the RTP protocol? What is the assumed underlying transport protocol (TCP or UDP)? What does it enable the receiver to accomplish beyond the simple UDP protocol? How does RTP/UDP combination differ from TCP? 2. What is the primary function of the RTCP protocol? How does it enable the monitoring of the network condition (loss, congestion, etc) together with RTP? 3. What can the sender and receiver do based-on the header information in RTP packets and the
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Unformatted text preview: sender and receiver reports sent by RTCP? 4. What is network jitter? How can a streaming player smooth the jitter? 5. What is the range of the acceptable playout delay in video streaming? What are the trade-offs offered by changing this playout delay? 6. What is the primary function of the RTSP protocol? Which layer does it belong in the Internet protocol stack? What transport layer protocol(s) it needs to operate properly? 7. What is the major difference in the QoS requirements between video streaming and Internet video telephony? What are the major differences in the interaction between two end-hosts involved? 8. What is the primary function of the SIP protocol? Which layer does it belong in the Internet stack? What transport layer protocol(s) it needs to operate properly? 9. What does the H.323 standard govern? What is difference between SIP and H.323?...
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